5555049919 has 2 divisors, whose sum is σ = 5555049920. Its totient is φ = 5555049918.

The previous prime is 5555049917. The next prime is 5555049937. The reversal of 5555049919 is 9199405555.

5555049919 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5555049919 - 2¹ = 5555049917 is a prime.

It is a super-3 number, since 3×5555049919³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 5555049917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5555049917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777524959 + 2777524960.

It is an arithmetic number, because the mean of its divisors is an integer number (2777524960).

Almost surely, 2^5555049919 is an apocalyptic number.

5555049919 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555049919 is an equidigital number, since it uses as much as digits as its factorization.

5555049919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1822500, while the sum is 52.

The square root of 5555049919 is about 74532.2072596807. The cubic root of 5555049919 is about 1771.0438817723.

The spelling of 5555049919 in words is "five billion, five hundred fifty-five million, forty-nine thousand, nine hundred nineteen".